53643654654 has 16 divisors (see below), whose sum is σ = 108888613248. Its totient is φ = 17614334232.

The previous prime is 53643654629. The next prime is 53643654667. The reversal of 53643654654 is 45645634635.

It is a junction number, because it is equal to n+sod(n) for n = 53643654597 and 53643654606.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 66720562 + ... + 66721365.

It is an arithmetic number, because the mean of its divisors is an integer number (6805538328).

Almost surely, 2^53643654654 is an apocalyptic number.

53643654654 is an abundant number, since it is smaller than the sum of its proper divisors (55244958594).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

53643654654 is a wasteful number, since it uses less digits than its factorization.

53643654654 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133441999.

The product of its digits is 15552000, while the sum is 51.

The spelling of 53643654654 in words is "fifty-three billion, six hundred forty-three million, six hundred fifty-four thousand, six hundred fifty-four".